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  1. #LPC-2124 CPU
  2. if { [info exists CHIPNAME] } {
  3. set _CHIPNAME $CHIPNAME
  4. } else {
  5. set _CHIPNAME lpc2124
  6. }
  7. if { [info exists ENDIAN] } {
  8. set _ENDIAN $ENDIAN
  9. } else {
  10. set _ENDIAN little
  11. }
  12. if { [info exists CPUTAPID ] } {
  13. set _CPUTAPID $CPUTAPID
  14. } else {
  15. # force an error till we get a good number
  16. set _CPUTAPID 0x4f1f0f0f
  17. }
  18. #use combined on interfaces or targets that can't set TRST/SRST separately
  19. reset_config trst_and_srst srst_pulls_trst
  20. # reset delays
  21. jtag_nsrst_delay 100
  22. jtag_ntrst_delay 100
  23. jtag_khz 1000
  24. #jtag scan chain
  25. jtag newtap $_CHIPNAME cpu -irlen 4 -ircapture 0x1 -irmask 0xf -expected-id $_CPUTAPID
  26. set _TARGETNAME [format "%s.cpu" $_CHIPNAME]
  27. target create $_TARGETNAME arm7tdmi -endian $_ENDIAN -chain-position $_TARGETNAME -variant arm7tdmi-s_r4
  28. $_TARGETNAME configure -work-area-virt 0 -work-area-phys 0x40000000 -work-area-size 0x4000 -work-area-backup 0
  29. #flash bank <driver> <base> <size> <chip_width> <bus_width>
  30. flash bank lpc2000 0x0 0x40000 0 0 0 lpc2000_v1 14745 calc_checksum